Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4464449 | Recording method having uniform exposure, charging, and infrared image exposure | Fumio Sumino | 1984-08-07 |
| 4415643 | Process for preparing photoconductive cadmium sulfide | Koji Goto, Ichiro Nomura, Hirokuni Kawashima | 1983-11-15 |
| 4202937 | Electrophotographic photosensitive member having no fatigue effect | Tadaji Fukuda, Teruo Misumi, Hideyo Kondo, Nobuo Kitajima | 1980-05-13 |